:root {
    --primary-color: #1dbaaa;
    --primary-hover: #159e90;
    --success-color: #16a34a;
    --danger-color: #dc2626;
    --warning-color: #f59e0b;
}

.btn-primary {
    background-color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
    color: #fff !important;
}
.btn-primary:hover, .btn-primary:focus, .btn-primary:active {
    background-color: var(--primary-hover) !important;
    border-color: var(--primary-hover) !important;
    color: #fff !important;
}
.btn-outline-primary {
    color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
}
.btn-outline-primary:hover, .btn-outline-primary:focus, .btn-outline-primary:active {
    background-color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
    color: #fff !important;
}

body {
    background-color: #f8fafc;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.main-content {
    padding-top: 70px;
}

.substats-navbar {
    background-color: #f0f4f8;
    border-bottom: 1px solid #d1dce8;
    box-shadow: 0 1px 4px rgba(0,0,0,0.08);
    padding-top: 0;
    padding-bottom: 0;
    min-height: 0;
}

.substats-navbar .container {
    padding-top: 5px;
    padding-bottom: 5px;
}

.substats-navbar .navbar-brand {
    color: #1a2d45 !important;
    font-size: 1.4rem;
}

.substats-navbar .nav-link {
    color: #1a2d45 !important;
}

.substats-navbar .nav-link:hover,
.substats-navbar .nav-link.active {
    color: #1dbaaa !important;
}

.substats-navbar .navbar-toggler {
    border-color: rgba(26, 45, 69, 0.25);
}

.substats-logo {
    height: 30px;
    width: auto;
    vertical-align: middle;
    margin-right: 6px;
}

@media (max-width: 767.98px) {
    .substats-logo {
        height: 24px;
    }
}

.substats-logo-page {
    height: 68px;
    width: auto;
    display: block;
    margin: 0 auto 10px;
}

@media (max-width: 767.98px) {
    .substats-logo-page {
        height: 50px;
    }
}

.navbar-brand {
    font-size: 1.4rem;
}

.card {
    border: none;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    border-radius: 12px;
}

.card-header {
    background: transparent;
    border-bottom: 1px solid #e5e7eb;
    font-weight: 600;
}

.stat-card {
    text-align: center;
    padding: 1.5rem;
}

.stat-card .stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-card .stat-label {
    color: #64748b;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.btn-success {
    background-color: var(--success-color);
    border-color: var(--success-color);
}

.badge-win {
    background-color: var(--success-color);
    color: white;
}

.badge-loss {
    background-color: var(--danger-color);
    color: white;
}

.belt-white, .belt-White { background-color: #e2e8f0; color: #0f172a; border: 1px solid #94a3b8; font-weight: 600; }
.belt-grey, .belt-Grey { background-color: #808080; color: #ffffff; font-weight: 600; }
.belt-yellow, .belt-Yellow { background-color: #fbbf24; color: #1e293b; }
.belt-orange, .belt-Orange { background-color: #f97316; color: white; }
.belt-green, .belt-Green { background-color: #22c55e; color: white; }
.belt-blue, .belt-Blue { background-color: #3b82f6; color: white; }
.belt-purple, .belt-Purple { background-color: #8b5cf6; color: white; }
.belt-brown, .belt-Brown { background-color: #78350f; color: white; }
.belt-black, .belt-Black { background-color: #1e293b; color: white; }

.match-card {
    border-left: 4px solid transparent;
    margin-bottom: 0.75rem;
}

.match-card.win {
    border-left-color: var(--success-color);
}

.match-card.loss {
    border-left-color: var(--danger-color);
}

.quick-action-btn {
    padding: 1rem;
    font-size: 1.1rem;
    border-radius: 12px;
    margin-bottom: 0.5rem;
}

.form-control, .form-select {
    border-radius: 8px;
    padding: 0.75rem 1rem;
    font-size: 1rem;
}

.form-control:focus, .form-select:focus {
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
    border-color: var(--primary-color);
}

.athlete-card {
    transition: transform 0.2s;
    cursor: pointer;
}

.athlete-card:hover {
    transform: translateY(-2px);
}

.progress-ring {
    width: 80px;
    height: 80px;
}

.chart-container {
    position: relative;
    height: 250px;
}

@media (max-width: 768px) {
    .stat-card .stat-value {
        font-size: 2rem;
    }
    
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .table-responsive {
        font-size: 0.875rem;
    }
    
    .btn {
        padding: 0.75rem 1rem;
    }
}

.login-container {
    max-width: 400px;
    margin: 80px auto;
}

.login-card {
    padding: 2rem;
}

.match-form-container {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.result-btn {
    width: 100%;
    padding: 1.5rem;
    font-size: 1.2rem;
    font-weight: 600;
    border-radius: 12px;
    margin-bottom: 0.5rem;
}

.result-btn.win {
    background-color: var(--success-color);
    border-color: var(--success-color);
    color: white;
}

.result-btn.loss {
    background-color: var(--danger-color);
    border-color: var(--danger-color);
    color: white;
}

.result-btn:hover {
    opacity: 0.9;
}

.method-btn {
    padding: 1rem;
    border-radius: 8px;
    border: 2px solid #e5e7eb;
    background: white;
    width: 100%;
    margin-bottom: 0.5rem;
    transition: all 0.2s;
}

.method-btn:hover, .method-btn.active {
    border-color: var(--primary-color);
    background-color: #eff6ff;
}

.insight-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 12px;
    padding: 1.5rem;
}

.insight-card h5 {
    opacity: 0.9;
    font-size: 0.875rem;
    text-transform: uppercase;
}

.insight-card .value {
    font-size: 2rem;
    font-weight: 700;
}

/* ═══════════════════════════════════════════════════════════════════
   ANALYTICS BREAKDOWN CHARTS — shared across gym, competition, athlete
   ═══════════════════════════════════════════════════════════════════ */

/* ── Breakdown card shell ─────────────────────────────────────────── */
.breakdown-card {
    border: 1px solid rgba(15, 23, 42, 0.08);
    box-shadow: 0 14px 36px rgba(15, 23, 42, 0.06);
    overflow: hidden;
}
.breakdown-card .card-header {
    background: linear-gradient(180deg, rgba(248,250,252,0.95) 0%, rgba(255,255,255,1) 100%);
    border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}
.breakdown-shell {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 1.25rem;
    align-items: center;
}

/* ── Individual chart panels ──────────────────────────────────────── */
.breakdown-panel {
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
    border: 1px solid rgba(148, 163, 184, 0.18);
    border-radius: 20px;
    padding: 1rem 1rem 0.9rem 1rem;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.9), 0 10px 24px rgba(15, 23, 42, 0.05);
    text-align: center;
    transition: box-shadow 0.25s ease, opacity 0.25s ease, transform 0.25s ease;
    cursor: default;
}
.breakdown-panel.panel-highlighted {
    box-shadow:
        inset 0 1px 0 rgba(255,255,255,0.9),
        0 0 0 2px rgba(21, 101, 192, 0.35),
        0 18px 38px rgba(21, 101, 192, 0.15);
    transform: translateY(-3px);
}
.breakdown-panel.panel-dimmed {
    opacity: 0.35;
    transform: scale(0.99);
}
.breakdown-kicker {
    font-weight: 700;
    font-size: 0.95rem;
    color: #64748b;
    margin-bottom: 0.5rem;
    letter-spacing: 0.01em;
}

/* ── Doughnut chart wrapper ───────────────────────────────────────── */
.chart-wrap {
    position: relative;
    width: 225px;
    height: 225px;
    margin: 0 auto 0.75rem auto;
    display: flex;
    align-items: center;
    justify-content: center;
}
.chart-wrap::before {
    content: "";
    position: absolute;
    inset: 14px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255,255,255,0.99) 0%, rgba(248,250,252,0.95) 70%, rgba(226,232,240,0.6) 100%);
    box-shadow: inset 0 0 0 1px rgba(148, 163, 184, 0.12);
    z-index: 1;
}
.chart-center {
    position: absolute;
    inset: 0;
    z-index: 3;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    line-height: 1.2;
    gap: 1px;
}
.chart-main {
    font-size: 1.75rem;
    font-weight: 800;
    letter-spacing: -0.04em;
}
.chart-label {
    font-size: 0.68rem;
    color: #94a3b8;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.chart-sub {
    font-size: 0.79rem;
    font-weight: 700;
    margin-top: 0.1rem;
}
.chart-raw {
    font-size: 0.67rem;
    color: #94a3b8;
    font-weight: 500;
    margin-top: 0.08rem;
}

/* ── Legend ──────────────────────────────────────────────────────── */
.chart-legend-mini {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.45rem 0.85rem;
    font-size: 0.73rem;
    color: #475569;
    font-weight: 600;
}
.win-legend-group {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 4px 10px;
    border-radius: 8px;
    background: rgba(22, 163, 74, 0.07);
    border: 1px solid rgba(22, 163, 74, 0.22);
    flex-wrap: wrap;
    justify-content: center;
}
.win-group-label {
    font-size: 0.62rem;
    font-weight: 800;
    color: #16a34a;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-right: 1px solid rgba(22, 163, 74, 0.3);
    padding-right: 8px;
    white-space: nowrap;
}
.loss-legend-row {
    display: flex;
    justify-content: center;
    margin-top: 3px;
}
.legend-dot {
    width: 9px;
    height: 9px;
    border-radius: 999px;
    display: inline-block;
    margin-right: 0.28rem;
    vertical-align: middle;
    flex-shrink: 0;
}

/* ── Connector between charts ─────────────────────────────────────── */
.breakdown-connector {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    padding: 0 0.25rem;
    user-select: none;
}
.connector-label-top {
    font-size: 0.67rem;
    font-weight: 700;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    text-align: center;
}
.connector-streams {
    display: flex;
    flex-direction: column;
    gap: 5px;
    align-items: flex-end;
}
.conn-stream {
    height: 4px;
    width: 28px;
    border-radius: 99px;
    background: var(--c);
    animation: streamPulse 2.4s ease-in-out infinite;
    animation-delay: var(--delay, 0s);
    opacity: 0.78;
}
@keyframes streamPulse {
    0%, 100% { opacity: 0.5; transform: scaleX(0.9); }
    50%       { opacity: 1;   transform: scaleX(1.1); }
}
.connector-pill {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: #fff;
    background: #334155;
    opacity: 50%;
    box-shadow: 0 0 0 6px rgba(51, 65, 85, 0.08), 0 10px 22px rgba(15, 23, 42, 0.18);
    position: relative;
}
.connector-pill.pulse-active::after {
    content: '';
    position: absolute;
    inset: -6px;
    border-radius: 50%;
    border: 2px solid rgba(198, 40, 40, 0.5);
    animation: pillRipple 0.6s ease-out forwards;
}
@keyframes pillRipple {
    0%   { transform: scale(0.9); opacity: 1; }
    100% { transform: scale(1.4); opacity: 0; }
}
.loss-drain {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    opacity: 0.5;
}
.drain-bar {
    width: 2px;
    height: 14px;
    background: linear-gradient(to bottom, #546e7a, transparent);
    border-radius: 99px;
}
.drain-text {
    font-size: 0.6rem;
    color: #546e7a;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    white-space: nowrap;
}

/* ── Floating custom tooltip ──────────────────────────────────────── */
#chartTooltip {
    position: fixed;
    z-index: 9999;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.18s ease;
    background: rgba(15, 23, 42, 0.97);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 14px;
    padding: 12px 16px;
    min-width: 175px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.35);
    backdrop-filter: blur(8px);
}
#chartTooltip.visible { opacity: 1; }
.ct-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    padding-bottom: 7px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}
.ct-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}
.ct-label {
    font-size: 0.8rem;
    font-weight: 700;
    color: #f1f5f9;
    letter-spacing: 0.01em;
}
.ct-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 12px;
    margin-bottom: 3px;
}
.ct-key { font-size: 0.72rem; color: #94a3b8; font-weight: 500; }
.ct-val { font-size: 0.82rem; color: #f1f5f9; font-weight: 700; font-variant-numeric: tabular-nums; }

/* ── Win-group badge in right panel header ────────────────────────── */
.wins-only-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 10px;
    background: rgba(22, 163, 74, 0.10);
    border: 1px solid rgba(22, 163, 74, 0.28);
    border-radius: 999px;
    font-size: 0.68rem;
    font-weight: 700;
    color: #16a34a;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin-bottom: 0.45rem;
}

/* ── Responsive ───────────────────────────────────────────────────── */
@media (max-width: 991.98px) {
    .breakdown-shell {
        grid-template-columns: 1fr;
    }
    .breakdown-connector {
        flex-direction: row;
        padding: 0.25rem 0;
    }
    .connector-streams { flex-direction: row; align-items: flex-end; }
    .conn-stream { width: 4px; height: 28px; }
    .connector-pill { order: 2; }
    .drain-bar { width: 14px; height: 2px; background: linear-gradient(to right, #546e7a, transparent); }
    .chart-wrap { width: 195px; height: 195px; }
}